Cable tester CES model Ed-Lab 800CT



FIG. 1 is a top perspective view of a cable tester showing my new design;

FIG. 2 is a left side perspective view thereof;

FIG. 3 is a front perspective view thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is another left side perspective view, shown in a condition of use. 

CLAIM The ornamental design for a cable tester CES model Ed-Lab 800CT, as shown and described. 